SOLUTION: how to solve 2X^2+X=10

Question 427469: how to solve 2X^2+X=10
Answer by Billybikie(2) (Show Source): You can put this solution on YOUR website!
2X^2+X=10 is the same as 2X^2+X-10=0 this is a quadratic equation.
you can solve this equation by solving for X and you will have 2 solutions

X= (-1 - sqrt( 1^2-4*2*-10 ))/(2*2) }}} = 2

X= (-1 + sqrt( 1^2-4*2*-10 ))/(2*2) }}} = -5/2

Your solution is: X= ( -5/2;2)
RELATED QUESTIONS
I can't remember how to solve x+2+2x=x+10. problem is form a... (answered by checkley77)

x - y = 10 2x + y = 2 what method should i use? and how to solve... (answered by Alan3354)

Please show me how to solve for x: 3/x^2 + 2/x = 10/(2x^2) Thank you in... (answered by ewatrrr)

How to solve for x 3(x+2)=2x... (answered by solver91311)

how to solve:... (answered by Fombitz)

How to solve |3*e^(2x)-5*e^(x)|<2... (answered by chessace)

how to solve... (answered by josgarithmetic)

Please help me solve this equation: Let f(x)=x^2+2x-1 and g(x)=2x-4. Find 2f(x)-3g(x). (answered by scott8148)

how to solve... (answered by jim_thompson5910)